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<?php
//include source of oracle-db class
 //don't forget to create folder "log" in current directory, where class creates error log file if you pass invalid sql
 require_once('db.class.php');
 
 //define connection parameters:
 //login to database (scheme name)
 //password to database
 //database name - like in tnsnames.ora
 $dbs['TESTDB'] = array("login", "password", "test_db");
 
 //create instance of testdb database
 $db = new database($dbs['TESTDB']);
 
 //define sql script
 $sql = "select test_a, test_b from xyz";
 
 //select data by sql script ad store results in associative array $ret
 $ret = $db->_select($sql);
 
 //print results
 print_r($ret);
 
 //array will look like
 //array(
 //   "test_a"=>array("a1","a2", "a3"),
 //   "test_b"=>array("b1", "b2", "b3")
 //);
 ?>
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